Maybe and maybe not. We need to encourage robust alternatives, unfortunately this requires a ton of capital to develop hardware and reserve fab time and get your devices fabricated instead of a major player like Google or Samsung.
We basically need something in the smartphone space equivalent to the Framework laptop, that can meet the security hardware requirements, allow bootloader unlock/relock and support GrapheneOS and other custom ROMs.
If you really need it to be secure and private, and are communicating mostly with known acquaintances within a reasonable radius, with low bandwidth requirements, LoRA with encryption is the best bet.
It is a higher bar of entry but at least you can be confident your messages won’t be intercepted in any useful form.